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2008 Confidence Interval Detail
035/Castro
035-903/Nazareth ISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 2,770,450 0.8490 3,263,192 6 65 .049693937
A 3,073,300 0.9243 3,325,003 6 41 .015231856
A 3,053,900 0.8769 3,482,609 5 25 .006452199
A 3,702,620 0.8309 4,456,156 5 18 .003858695
D3 5,206,550 1.1054 4,710,105 13 512 .001886714
Random Totals: 17,806,820   19,237,065 35 661  
Catg J Exception Values: 151,510   128,213      
Catg D1 Exception Values: 8,721,130   8,472,440      
Total Test Values (4): 26,679,460   27,837,718      

Margin of Error

Margin of Error Percent: 5.0000004
Margin of Error Value: 1,391,886

Confidence Interval Values (5)

State Lower Limit: 26,445,832 (State Test Value minus Margin of Error Percent)
Local Test Value: 26,679,460 (Within Confidence Interval)
State Upper Limit: 29,229,604 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 27,100,068 (See ISD Summary Worksheet)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories

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